Crankbrothers Gem Hand Pump

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    The compact, lightweight dual-stage hand pump, featuring patented high-volume/high-pressure switch technology.


    • Gem pumps feature a hybrid alloy/composite construction for low weight and high strength
    • Our lightweight Gem pumps also feature a convertible head for Presta or Schrader valves, and a patented high volume/high pressure air switch: use the high volume mode under 40 psi for quick inflation, then rotate the switch to the high pressure mode for easier pumping up to 100 psi
    • All Gem pumps include a bottle cage bracket mount for convenient on-bike storage


    • Air Switch: High volume / high pressure
    • Warranty: 5 years
    • Bracket Mount: Included
    • Length: 176mm
    • Pressure: 100+psi / 7+bar
    • Warranty: 5 years
    • Weight: 131g